Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  23314c8f089d94d6d02082706a5086c12fe24bac

on login form pass returnto and returntoquery parameters to create account

A user may attempt to login then realise they've forgotten their password and
click create account. Let's ensure we pass returnto and returntoquery parameters
so we can get an accurate picture of which ones created their accounts because
of watching articles and ensure their first article gets watched

Change-Id: I0fb37157dca12f4704e0acf85d79098587f83354